An undersized 24-year-old southpaw, De La Rosa (that is, the former) performed well in 36 2/3 innings of big league action last year. He carried a 2.95 ERA (backed by a 3.49 FIP, 4.16 xFIP, and 3.65 SIERA) while striking out 7.9 batters per nine and issuing 3.4 free passes per regulation game. He was similarly effective in 39 1/3 Triple-A frames,